View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Netherlands(Nederland) Spain(español) Turkey(Türk dili) Israel(עִבְרִית) Denmark(Dansk) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Philippines(Pilipino)
Africa, India and Middle East
India(हिंदी)
North America
United States(English) Canada(English) Mexico(español)
HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC2843AD8TR
UC2843AD8TR Image
Image may be representation.
See specifications for product details.

UC2843AD8TR - Texas Instruments

Manufacturer Part Number
UC2843AD8TR
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC2843AD8TR
ECAD Model
Parts Description
IC REG CTRLR MULT TOPOLOGY 8SOIC
Detailed Description
Package
8-SOIC (0.154', 3.90mm Width)
Data sheet
UC1842A-45A, UC2842A-45A, UC3842A-45A.pdf
RoHs Status
ROHS3 Compliant
In stock: 65830

Required fields are indicated by an asterisk (*)
Please send RFQ, we will respond immediately.

Quantity

Specifications

UC2843AD8TR Tech Specifications
Texas Instruments - UC2843AD8TR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC2843AD8TR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V  
Topology Boost, Buck, Flyback, Forward  
Synchronous Rectifier No  
Supplier Device Package 8-SOIC  
Series -  
Serial Interfaces -  
Package / Case 8-SOIC (0.154', 3.90mm Width)  
Package Tape & Reel (TR)  
Output Type Transistor Driver  
Output Phases 1  
Product Attribute Attribute Value  
Output Configuration Positive, Isolation Capable  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Up, Step-Down, Step-Up/Step-Down  
Frequency - Switching Up to 500kHz  
Duty Cycle (Max) 96%  
Control Features Frequency Control  
Clock Sync No  
Base Product Number UC2843  

Parts Introduction

Manufacturer Part Number

UC2843AD8TR

Manufacturer

Texas Instruments

Introduction

The UC2843AD8TR is a high-performance PWM controller designed for power supply control.

Product Features and Performance

Precision PWM control

Enhanced load response characteristics

Low startup and operating current

Trimmed oscillator discharge current

Internal soft-start

Undervoltage lockout with hysteresis

Double-pulse suppression

High current totem-pole output

Internally trimmed bandgap reference

Up to 500kHz operation

Product Advantages

High efficiency for reduced power consumption

Built-in features to enhance system reliability

Suitable for demanding applications due to wide temperature range operation

Automotive-grade product complying with AEC-Q100 standards

Key Technical Parameters

Voltage Input: -0.3V ~ 6.3V

Voltage Supply: 7.6V ~ 30V

Current Supply: 11 mA

Operating Temperature: -40°C ~ 85°C (TA)

Output frequency adjustable up to 500kHz

Quality and Safety Features

AEC-Q100 qualified for automotive applications

Overcurrent protection

Thermal shutdown feature for added safety

Compatibility

Compatible with a wide range of power supply designs due to its versatile input voltage range and flexible output configuration

Application Areas

Automotive power systems

Power supplies for industrial and consumer electronics

DC-DC converters

Battery chargers

Product Lifecycle

Currently active and not nearing discontinuation

Availability of replacements or upgrades should be checked with the manufacturer for future-proofing designs

Several Key Reasons to Choose This Product

Robust design suitable for automotive and industrial applications

Comprehensive protection features ensure long-term reliability

Industry-standard package and pinout for easy design-in

Supported by Texas Instruments' renowned design and technical resources

High integration reduces BOM count and simplifies circuit design

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC2843AD8TR

Product Attribute UC2843AD8TR UC2843AJ UC2843AD8 UC2843AM
Part Number UC2843AD8TR UC2843AJ UC2843AD8 UC2843AM
Manufacturer Texas Instruments Unitrode Texas Instruments Microsemi Corporation
Clock Sync No No No No
Series - - - -
Function Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down
Output Configuration Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
Synchronous Rectifier No No No No
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V 7.6V ~ 30V 7.6V ~ 30V 7.6V ~ 30V
Mounting Type Surface Mount Through Hole Surface Mount Through Hole
Supplier Device Package 8-SOIC 8-CDIP 8-SOIC 8-DIP
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz Up to 500kHz
Package Tape & Reel (TR) Bulk Tube Tube
Duty Cycle (Max) 96% 96% 96% 96%
Number of Outputs 1 1 1 1
Topology Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Output Phases 1 1 1 1
Package / Case 8-SOIC (0.154', 3.90mm Width) 8-CDIP (0.300", 7.62mm) 8-SOIC (0.154", 3.90mm Width) 8-DIP (0.300', 7.62mm)
Base Product Number UC2843 UC2843 UC2843 UC2843
Serial Interfaces - - - -
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)

UC2843AD8TR Datasheet PDF

Download UC2843AD8TR pdf datasheets and Texas Instruments documentation for UC2843AD8TR - Texas Instruments.

PCN Design/Specification
Mult Devices Font 21/Apr/2018.pdf UCYYY 13/DEC/2017.pdf
HTML Datasheet
UC1842A-45A, UC2842A-45A, UC3842A-45A.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

View More
UC2843AD8TR Image

UC2843AD8TR

Texas Instruments
32D-UC2843AD8TR

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

0 RFQ
Shopping cart (0 Items)
It is empty.
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB